Results 61 to 70 of about 2,536 (164)

Biogenic processes in crystalline bedrock fractures indicated by carbon isotope signatures of secondary calcite [PDF]

open access: yes, 2016
Peer ...
Karhu, Juha A.   +3 more
core   +1 more source

Changes of Granite Rapakivi under the Biofouling Influence

open access: yes, 2021
Interdisciplinary study of granite rapakivi biofouling in the natural and anthropogenic environment (St. Petersburg, Vyborg, Southern Finland) was carried out. The biodiversity of microorganisms (cyanobacteria, micromycetes, and organotrophic bacteria) and various types of biofilms are characterized.
Yu., Vlasov, Dmitry   +5 more
openaire   +3 more sources

The lichens and lichenicolous fungi of South Greenland [PDF]

open access: yes, 2017
This list enumerates all lichenized and lichenicolous fungi known from the west coast of South Greenland between 60o10’N and 61o20’N. 744 lichen species and infraspecific taxa, 156 lichenicolous and six allied fungi are treated.
Alstrup, Vagn   +5 more
core   +1 more source

Geochemical characterization of Gubanovskaya intrusion of rapakivi granites (Wiborg massif)

open access: yesVestnik MGTU
The paper presents new data on geology and composition of rapakivi granites of Gubanovskaya intrusion (Wiborg massif). Petrographic and geochemical characteristics of rapakivi granites of the second (ovoid) and third (trachytoid) phases of intrusion, as ...
Rogova I. V.   +3 more
doaj   +1 more source

Drilled wells and ground water in the precambrian crystalline bedrock of Finland [PDF]

open access: yes, 1983
Porakaivot ja pohjavesi Suomen prekambrisessa kiteisessä ...
Rönkä, Esa
core  

Nature secondary quartzites of the island Bol’shoy Tyuters (Gulf of the Finland, Russia)

open access: yesЛитосфера, 2017
Territory Baltic shield is well understood and the identification of innovative geological formations rare stroke of luck. Thanks to the Russian Geographical Society in the summer of 2015 an integrated expedition to study the nature of the little-known ...
Evgenii N. Terekhov   +5 more
doaj   +1 more source

Petrogenesis of mid-Proterozoic A-type granites : Case studies from Fennoscandia (Finland) and Laurentia (New Mexico) [PDF]

open access: yes, 2004
Detailed studies of four granite plutons, two in southern Finland and two in southwestern New Mexico, indicate considerable petrologic variation for and bring new insights into the petrogenesis of the mid-Proterozoic A-type granites. The rapakivi plutons
Kosunen, Paula
core  

The age of monzonites of the eastern part of the Korsun-Novomirgorod pluton (Ingul megablock of the USh)

open access: yesГеофизический журнал, 2015
The article presents the results of monzonites research of the eastern part of Korsun-Novomirgorod pluton. The pluton is situated in the northwestern part of the Ingul megablock.
E. Shestopalova   +3 more
doaj   +1 more source

Inclusões fluidas em topázio do Complexo Granítico Estanífero de Massangana (RO) [PDF]

open access: yes, 2003
O complexo granítico de Massangana, localizado na região central de Rondônia, sudoeste do Cráton Amazônico, Brasil, é um importante exemplo da Província Estanífera de Rondônia.
Moura, Márcia Abrahão   +2 more
core   +1 more source

Origin of calcite in the glacigenic Virttaankangas complex [PDF]

open access: yes, 2007
Groundwaters of the glacigenic Virttaankangas complex in southern Finland are characterized by high pH values ranging up to 9.5. These values are significantly higher than those observed in silicate-rich shallow groundwater formations in crystalline ...
Juha A. Karhu   +2 more
core   +1 more source

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